noun
weak force; weak interaction
In physics, one of the four fundamental forces, responsible for processes like beta decay.
弱い力は原子核のベータ崩壊に関係している。
The weak force is involved in beta decay of atomic nuclei.
Gravity, the fundamental force of attraction between masses.
Compound of 弱い (weak) and 力 (force), directly translating the English physics term 'weak force'.